webvis (version 0.0.2)

pv.area: Add a bar to the visualization.

Description

Add a bar to the visualization.

Usage

pv.area(bottom=0, height.name="y", left.name="x", height.scale=paste("linear", height.name, "y", sep = "."), left.scale=paste("linear", left.name, "x", sep = "."), scale.min=0, ...)

Arguments

height.name

The name of the field in the supplied data frame or vector.

left.name

The name of the field in the supplied data frame or vector.

height.scale

The scale of the field in the supplied data frame or vector.

left.scale

The scale of the field in the supplied data frame or vector.

bottom

The distance from the bottom of the panel.

scale.min

The minimum value for the y-axis scale.

...

The parameters from pv.chart

Value

Details

pv.area Adds a bar plot to the visualization

References

http://vis.stanford.edu/protovis/

See Also

pv.chart that creates the webvis object.

Examples

wv <- pv.panel(width=150, height=150)
render.webvis(wv + pv.area(wv=wv, data=c(1, 1.2, 1.7, 1.5, .7, .5, .2), bottom=0, height.name="y", left.name="x", height.scale="linear.y.y", left.scale="linear.x.x"))

wv <- pv.panel(width=150, height=150)
render.webvis(wv + pv.area(wv=wv, data=c(1, 1.2, 1.7, 1.5, .7, .5, .2)))

# line example 2 (need to make sure that it doesn't go over the edge
wv <- pv.panel(width=150, height=150)
wv <- wv + (pv.area(wv=wv, data=c(1, 1.2, 1.7, 1.5, .7, .5, .2), height.name="y", left.name="x", height.scale="linear.y.y", left.scale="linear.x.x"))
render.webvis(wv)

# line example 4
wv <- pv.panel(width=150, height=150)
render.webvis(wv + pv.area(wv=wv, data=c(1, 1.2, 1.7, 1.5, .7, .5, .2), top.name="y", left.name="x", top.scale="linear.y.y", left.scale="linear.x.x"))

# line example 5
wv <- pv.panel(width=150, height=150)
render.webvis(wv + pv.area(wv=wv, data=c(1, 1.2, 1.7, 1.5, .7, .5, .2), bottom=0, top.name="y", right.name="x", top.scale="linear.y.y", right.scale="linear.x.x"))

# line example 7
wv <- pv.panel(width=150, height=150)
render.webvis(wv + pv.area(wv=wv, data=c(1, 1.2, 1.7, 1.5, .7, .5, .2), bottom.name="y", left.name="x", bottom.scale="linear.y.y", left.scale="linear.x.x", interpolate="step-after"))

#pv.area(data=c(1, 1.2, 1.7, 1.5, .7, .5, .2), height.name="y", left.name="x", height.scale="linear.y.y", left.scale="linear.x.x", ymin=10, ymax=100, bottom=0, render=TRUE)